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Tencent Cloud COS Configuration Guide ​

Service Overview ​

Tencent Cloud Object Storage (COS) is a massive, secure, low-cost, and highly reliable cloud storage service provided by Tencent Cloud. COS is compatible with the S3 API.

Official Website: https://cloud.tencent.com/product/cos

Official Documentation: https://cloud.tencent.com/document/product/436

Configuration Parameters ​

Endpoint ​

COS endpoint format:

https://cos.<region>.myqcloud.com

Region ​

Common Regions List:

Region IDRegion NameLocation
ap-guangzhouSouth China (Guangzhou)Guangzhou
ap-shanghaiEast China (Shanghai)Shanghai
ap-nanjingEast China (Nanjing)Nanjing
ap-beijingNorth China (Beijing)Beijing
ap-chengduSouthwest China (Chengdu)Chengdu
ap-chongqingSouthwest China (Chongqing)Chongqing
ap-shenzhen-fsiShenzhen FinanceShenzhen (Finance Zone)
ap-shanghai-fsiShanghai FinanceShanghai (Finance Zone)
ap-beijing-fsiBeijing FinanceBeijing (Finance Zone)
ap-hongkongHong KongHong Kong
ap-singaporeAsia Pacific (Singapore)Singapore
ap-mumbaiAsia Pacific (Mumbai)India
ap-seoulAsia Pacific (Seoul)South Korea
ap-bangkokAsia Pacific (Bangkok)Thailand
ap-tokyoAsia Pacific (Tokyo)Japan
na-siliconvalleyUS West (Silicon Valley)United States
na-ashburnUS East (Virginia)United States
sa-saopauloSouth America (São Paulo)Brazil
eu-frankfurtEurope (Frankfurt)Germany
eu-moscowEurope (Moscow)Russia

View complete regions list

Obtaining Access Keys ​

  1. Log into Tencent Cloud Console

  2. Create Sub-user

    • Click "Users" → "User List" → "Create User"
    • Select "Custom Create"
    • Select "Access resources and receive messages"
    • Enter user information:
      • Username: cos-file-viewer
      • Access method: Check "Programmatic access"
    • Click "Next"

  3. Set Permissions

    • Search and add one of the following policies:
      • QcloudCOSFullAccess - COS full access
      • QcloudCOSReadOnlyAccess - COS read-only access

  4. Save Keys

    • SecretId: e.g., AKIDxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
    • SecretKey: Only shown once, must save immediately

Configuration Examples ​

Basic Configuration ​

Connection Name: Tencent Cloud COS Guangzhou
Endpoint: https://cos.ap-guangzhou.myqcloud.com
Access Key: AKIDxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Secret Key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Region: ap-guangzhou

Different Region Configuration ​

Connection Name: Tencent Cloud COS Shanghai
Endpoint: https://cos.ap-shanghai.myqcloud.com
Access Key: AKIDxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Secret Key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Region: ap-shanghai